Alia Bhatt and Ranbir Kapoor, the hot Bollywood couple kept us hooked on their romance for quite a few years. From the sneaky social media display of affection to leaving parties in the same car and their several outings, finally, at Sonam Kapoor's wedding reception, the hot couple made an appearance together and it became official - Alia Bhatt and Ranbir Kapoor are in a relationship! This year in April the couple is finally going to tie a know. We bring to you the timeline of their relationship.